Young Tatsumi travels to the capital of the Empire in order to earn money for his starving people and encounters a world of unimaginable depravity, dominated by the ruthless Prime Minister who controls the child Emperor. Tatsumi is recruited by Night Raid, a group of assassins dedicated to eliminating corruption by mercilessly killing officials and privileged nobles.
A secret life is the one thing they have in common. At school, Hori is a prim and perfect social butterfly, but the truth is she's a brash homebody. Meanwhile, under a gloomy facade, Miyamura hides a gentle heart, along with piercings and tattoos. In a chance meeting, they both reveal a side they've never shown. Could this blossom into something new?
Located in the center of a remote island, the Abyss is the last unexplored region, a huge and treacherous fathomless hole inhabited by strange creatures where only the bravest adventurers descend in search of ancient relics. In the upper levels of the Abyss, Riko, a girl who dreams of becoming an explorer, stumbles upon a mysterious little boy.
